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    Michael Picco, M.D.

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Question

Hepatitis C: How common is sexual transmission?

How common is sexual transmission of hepatitis C?

Answer

from Michael Picco, M.D.

Hepatitis C is transmitted primarily by exposure to blood containing the hepatitis C virus. Transmission rarely occurs from exposure to other infected body fluids, such as semen.

If you're in a long-term, monogamous relationship with a partner who has hepatitis C, your risk of sexual transmission is low — 0 to 0.6 percent a year. For these monogamous couples, the Centers for Disease Control and Prevention (CDC) doesn't recommend routine condom use to prevent transmission. But couples should avoid sharing razors, toothbrushes and nail clippers.

The risk of transmission is slightly higher — about 1 percent a year — if you have multiple short-term sexual relationships with partners who have hepatitis C. This risk increases if a partner is also infected with HIV. Under these circumstances, the CDC recommends routine condom use to reduce your risk of transmission.

If you're concerned about hepatitis C, talk to your doctor. Hepatitis C can be diagnosed by a blood test. Treatment may include medications to help clear the virus from the bloodstream.

Next question
Hepatitis C: What happens in end-stage liver disease?
References
  1. Orlando R, et al. Hepatitis C virus infection: Sexual or non-sexual transmission between spouses? A case report and review of the literature. Infection. 2007;35:465.
  2. Screening for hepatitis C virus infection. U.S. Preventive Services Task Force. http://www.ahrq.gov/downloads/pub/prevent/pdfser/hepcser.pdf. Accessed Sept. 18, 2009.
  3. Terrault NA. Sexual activity as a risk factor for hepatitis C. Hepatology. 2002;36(suppl):S99.
  4. Alter MJ, et al. Recommendations for prevention and control of hepatitis C virus (HCV) infection and HCV-related chronic disease. MMWR Recommendations and Reports. 1998;47:1. http://www.cdc.gov/mmwr/preview/mmwrhtml/00055154.htm. Accessed Sept. 18, 2009.
  5. Ghany MG, et al. AASLD practice guidelines: Diagnosis, management and treatment hepatitis C: An update. Hepatology. 2009;49:1335.

AN00701

Nov. 17, 2009

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